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// Copyright 2015 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/nplb/thread_helpers.h"
#include "starboard/thread.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace starboard {
namespace nplb {
namespace {
const SbThreadPriority kAllThreadPriorities[] = {
kSbThreadPriorityLowest, kSbThreadPriorityLow,
kSbThreadPriorityNormal, kSbThreadPriorityHigh,
kSbThreadPriorityHighest, kSbThreadPriorityRealTime,
kSbThreadNoPriority,
};
TEST(SbThreadCreateTest, SunnyDay) {
const int kTrials = 64;
for (int i = 0; i < kTrials; ++i) {
SbThread thread = SbThreadCreate(
0, kSbThreadNoPriority, kSbThreadNoAffinity, true, nplb::kThreadName,
nplb::AddOneEntryPoint, nplb::kSomeContext);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_TRUE(SbThreadJoin(thread, &result));
EXPECT_EQ(nplb::kSomeContextPlusOne, result);
}
}
TEST(SbThreadCreateTest, SunnyDayWithPriorities) {
const int kTrials = 64;
for (int i = 0; i < kTrials; ++i) {
SbThreadPriority priority;
switch (i % 7) {
case 0:
priority = kSbThreadPriorityLowest;
break;
case 1:
priority = kSbThreadPriorityLow;
break;
case 2:
priority = kSbThreadPriorityNormal;
break;
case 3:
priority = kSbThreadPriorityHigh;
break;
case 4:
priority = kSbThreadPriorityHighest;
break;
case 5:
priority = kSbThreadPriorityRealTime;
break;
case 6:
priority = kSbThreadNoPriority;
break;
}
SbThread thread = SbThreadCreate(0, priority, kSbThreadNoAffinity, true,
nplb::kThreadName, nplb::AddOneEntryPoint,
nplb::kSomeContext);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_TRUE(SbThreadJoin(thread, &result));
EXPECT_EQ(nplb::kSomeContextPlusOne, result);
}
}
void* CreateNestedThreadFunc(void* context) {
for (auto thread_priority : kAllThreadPriorities) {
SbThread thread = SbThreadCreate(
0, thread_priority, kSbThreadNoAffinity, true, nplb::kThreadName,
nplb::AddOneEntryPoint, nplb::kSomeContext);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_TRUE(SbThreadJoin(thread, &result));
EXPECT_EQ(nplb::kSomeContextPlusOne, result);
}
return NULL;
}
TEST(SbThreadCreateTest, SunnyDayWithNestedPriorities) {
for (auto thread_priority : kAllThreadPriorities) {
SbThread thread = SbThreadCreate(
0, thread_priority, kSbThreadNoAffinity, true, nplb::kThreadName,
CreateNestedThreadFunc, nplb::kSomeContext);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_TRUE(SbThreadJoin(thread, &result));
}
}
TEST(SbThreadCreateTest, SunnyDayNoName) {
SbThread thread =
SbThreadCreate(0, kSbThreadNoPriority, kSbThreadNoAffinity, true, NULL,
nplb::AddOneEntryPoint, nplb::kSomeContext);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_TRUE(SbThreadJoin(thread, &result));
EXPECT_EQ(nplb::kSomeContextPlusOne, result);
}
TEST(SbThreadCreateTest, SunnyDayNoContext) {
SbThread thread =
SbThreadCreate(0, kSbThreadNoPriority, kSbThreadNoAffinity, true,
nplb::kThreadName, nplb::AddOneEntryPoint, NULL);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_TRUE(SbThreadJoin(thread, &result));
EXPECT_EQ(nplb::ToVoid(1), result);
}
TEST(SbThreadCreateTest, SunnyDayWithAffinity) {
SbThread thread =
SbThreadCreate(0, kSbThreadNoPriority, 0, true, nplb::kThreadName,
nplb::AddOneEntryPoint, nplb::kSomeContext);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_TRUE(SbThreadJoin(thread, &result));
EXPECT_EQ(nplb::kSomeContextPlusOne, result);
}
TEST(SbThreadCreateTest, SunnyDayDetached) {
SbThread thread = SbThreadCreate(0, kSbThreadNoPriority, kSbThreadNoAffinity,
false, nplb::kThreadName,
nplb::AddOneEntryPoint, nplb::kSomeContext);
EXPECT_TRUE(SbThreadIsValid(thread));
void* result = NULL;
EXPECT_FALSE(SbThreadJoin(thread, &result));
}
TEST(SbThreadCreateTest, Summertime) {
const int kMany = SB_MAX_THREADS;
SbThread threads[kMany];
for (int i = 0; i < kMany; ++i) {
threads[i] = SbThreadCreate(0, kSbThreadNoPriority, kSbThreadNoAffinity,
true, nplb::kThreadName, nplb::AddOneEntryPoint,
nplb::ToVoid(i));
EXPECT_TRUE(SbThreadIsValid(threads[i]));
}
for (int i = 0; i < kMany; ++i) {
void* result = NULL;
void* const kExpected = nplb::ToVoid(i + 1);
EXPECT_TRUE(SbThreadJoin(threads[i], &result));
EXPECT_EQ(kExpected, result);
}
}
TEST(SbThreadCreateTest, RainyDayNoEntryPoint) {
SbThread thread =
SbThreadCreate(0, kSbThreadNoPriority, kSbThreadNoAffinity, true,
nplb::kThreadName, NULL, nplb::kSomeContext);
EXPECT_FALSE(SbThreadIsValid(thread));
}
} // namespace
} // namespace nplb
} // namespace starboard